Free Science Essay Examples and Topics | Page 17

Natural Slope Stability Science Assignment

19 pages (5399 words) , Download 2 , Assignment

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Slope stability is an important factor in the design and operation of open-pit mining, quarrying and civil engineering excavation projects. Long term monitoring of slope stability is essential to ensure that the risk to personnel, equipment, buildings and other infrastructure located close to the toe or crest of a man-made slope can be properly managed.

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Narratives and Numbers Science Essay

14 pages (3632 words) , Download 3 , Essay

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From anthropology to psychology, from history to pop culture, from journalism to advertising, narratives are seemingly everywhere. Regardless of its apparent visibility and diversity of applications, however, one must contextualize narratives to understand it in terms of corporate and organizational stories.

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Mahogany Harvesting Science Book Report/Review

4 pages (1000 words) , Download 2 , Book Report/Review

Intervention is required in order to ensure commercial sustainability. In order to prove the thesis statement, the article set three objectives: "(1) to demonstrate the variability in density and demographic structure that forest managers may encounter in the field; (2) to quantify impacts of conventional logging practices on commercial mahogany populations; and (3) to examine how patterns described here may impact population recovery under 'one size fits all' management prescriptions" (Grogan et al.

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Multiphase Environmental Flows Science Essay

22 pages (6101 words) , Download 2 , Essay

Numerical modeling of the flow in such pipes has greatly aided in improving the pneumatic systems. Some of the techniques used for pneumatic conveying modeling include the use of computational fluid dynamics (CFD), which represents the gas and solid phase as two interpenetrating continua.

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X-Ray Photons and UV Radiation Science Essay

8 pages (2460 words) , Download 2 , Essay

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X-rays are electromagnetic waves lying between UV radiation and γ-rays. They were discovered by a German physicist, Wilhelm Röntgen, and have wavelength 0.01-10.0 nm and a frequency of 30-30,000 1015 Hz). The main physical properties of X-rays could be described by the experiments where beams of x-ray photons interact with matter.

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Secondary Quantitative Data Science Essay

11 pages (3199 words) , Download 5 , Essay

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So, we are concerned with research carried out by making effective use of existing quantitative data. That is, whereas in primary research both data collection and analysis are used, in secondary research, “creative analytic techniques [are applied] to data that have been amassed by others” (Kiecolt, 1985).

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Influence of Mass Media Science Science Essay

6 pages (1906 words) , Download 2 , Essay

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The pseudoscience and plain lack of common sense that can be seen on television, found in printed media, heard on the radio, or surfed on the Internet, how science is done, and what are the main functions of science. Television, as the most influential part of mass media, uses the initial desire of a person to get information.

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CLINICAL EXPERIENCE WITH THREE COMBINATION REGIMENS FOR THE TREATMENT OF HIGH-RISK FEBRILE NEUTROPENIA Science Book Report/Review

8 pages (2000 words) , Download 3 , Book Report/Review

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Using the current best evidence is a key practice of science; therefore, reading research articles critically is a skill to develop to explore research independently. The article has its strengths and weakness, but as the methods were described in detail, this enabled other researchers to replicate the research examining other aspects of the problem.

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What Characteristics Does a Domestic Dog Share with Its Wild Relatives Science Essay

5 pages (1399 words) , Download 2 , Essay

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Dogs are relegated as canids. Canids also include Wolves, Foxes, Jackals, and Dingoes. The domestic dog is an extremely close relative of the gray wolf, differing from it by at most 0.2% in mitochondrial DNA sequence. The gray wolf differs from its closest wild relative, the coyote, by about 4% of the mitochondrial DNA sequence.

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Critical Evaluation of Phenomenology Science Essay

12 pages (3200 words) , Download 2 , Essay

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A closer examination of the philosophical basis of nursing and the relationships 'among philosophy, scientific methods, and knowledge development in nursing led to questioning of the adequacy of the prevalent quantitative research methodologies in effectively studying human life experiences, which is the core concern of the nursing profession.

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Space Elevator Science Research Proposal

3 pages (750 words) , Download 2 , Research Proposal

The radical concept of the space elevator seems to overcome that - it combines the dual quest of scientific expedition and the search for a viable foreign zone, capable of habitat, with physical proximity and connectivity to earth. The space elevator is conceptualised as a vessel which facilitates transport from any celestial body into the space.

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Oxygen Saturation Science Lab Report

23 pages (5831 words) , Download 2 , Lab Report

My hypothesis was proved by the experiment. Results indicate that a higher oxygen content attracted larger numbers of Gammarus plex. My independent variable was the number of shrimps present and the dependent variable was the concentration of dissolved oxygen. My control variables were the temperature of the water and the pH level of the water.

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Relevance of Various Knowledge Areas Science Essay

13 pages (3449 words) , Download 2 , Essay

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Many historians of science argue not only that technology is an essential condition of advanced, industrial civilization but also that the rate of technological change has developed its momentum in recent centuries. Technology serves as an alternative to the technological problems of the industrialized nations.

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Development and Advancement of Science Science Research Paper

5 pages (1250 words) , Download 2 , Research Paper

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The word clone is originated from the Greek word which means sprout or branch. A Clone is a group of genetically identical cells. Cloning is the creation of an organism that is in an exact genetic copy of another. Hans Spemann first envisioned cloning with differentiated cells by nuclear transfer technique in the year 1938.

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Single Slit Diffraction and Double Slit Interference Science Lab Report

8 pages (1861 words) , Download 3 , Lab Report

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Interference occurs when waves are added together, their sum is determined by the phase and the amplitude of the individual waves. The summed amplitude of the waves can have any value between zero and the sum of the individual amplitudes. Hence, diffraction patterns usually have a series of maxima and minima.

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The Effects of Madol on the Physical Activity Science Research Paper

5 pages (1250 words) , Download 2 , Research Paper

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Based on the aforementioned reasoning, it is hypothesized that “Madol (DMT) induces the activity levels of hamsters as assessed by locomotor activity.” One of the most basic experimental designs used in psychopharmacology is to study the effect of drugs on the locomotor activity of the animals. Measurement of the activity of hamsters will be assessed.

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Mathematics Tasks Science Math Problem

5 pages (1374 words) , Download 3 , Math Problem

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These latter problems may be tricky and hard to conceptualize but with a clear basis and knowledge of different types of problems and techniques to apply, they can be solved easily. Invariance about the tasks worked on before can be said to be concepts or ideas that remain constant and do not change.

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Energy efficiency rating Science Math Problem

2 pages (500 words) , Download 2 , Math Problem

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In the event that it goes beyond that, the unit may be considered too expensive. Furthermore, if manufacturers discover that customers are not willing to pay for air conditioning units beyond 449, then they may be compelled to produce units that do not go beyond an 11.0 EER to limit costs.

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The Microbial Organisms Science Lab Report

31 pages (9278 words) , Download 3 , Lab Report

Using this model, we aim to understand the extent of change in the GI tract microbial count of streptozotocin injected diabetic rats compared to normal rats based on a comparative assay of their glucose content, and the ratio of the GI tract to the body weights. We went through intricate aseptic techniques for preparing microbial cultures.

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Math of Municipal Solid Waste Production Science Math Problem

2 pages (518 words) , Download 17 , Math Problem

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A dependent variable is the annual production of municipal solid waste in million tons. An independent variable is the number of years after 1960. Based on the municipal solid waste data from the graph, I received such numbers for independent and dependent variables for the models. 121 = a + b*10 217 = a + b*37 The solution is a=85.4, b=3.56. The first linear function is: Annual MSW = 85.4+3.56*

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Quantitative Analysis of Cinematic Statistics Science Research Paper

6 pages (1500 words) , Download 2 , Research Paper

In regards to cinema and screens it is noted that screens increased while cinema sites tapered off and admissions price index increased with screens. There is a positive correlation between admissions and cinema sites as well as screens with the same correlative results for gross box office takings.

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Biocidal Hand Products Science Essay

20 pages (6270 words) , Download 2 , Essay

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Online journals, publications, and studies researched on the internet. Tithe conclusion was that alcohol-based hand rubs are well-tolerated and do not dry out or irritate the skin. The active ingredient in sanitizer alcohol is effective than soap and water in killing bacteria and viruses that cause disease.

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Analysis of Strength of Connecting Rods Science Lab Report

3 pages (992 words) , Download 4 , Lab Report

It can be seen that the tensile strength of failed rods and working rods are nearly the same. We can conclude that the rods have not failed because of differences in chemical composition between individual rods. A sudden force might have developed in an engine that might have caused the failure of rods.

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Understanding Journal Content and Style Science Essay

6 pages (1500 words) , Download 2 , Essay

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As human beings, we also have our differences as well as our similarities. And in relation to human fatigue and performance, our reactions and/or tolerance to these two factors vary. What could be strenuous to other people may be all right to other people.

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Ethics of Gene Therapy Science Case Study

5 pages (1250 words) , Download 3 , Case Study

Each new development is accompanied by acceptance, criticisms and at times even ethical issues. Gene therapy remains one such debated issue with maximum ethical criticisms despite the wide spectrum of benefits it offers to mankind. Gene therapy is a concept derived from cloning domain which defined as the "replication of one or more individual plants or animals, (whole or in parts) through asexual scientific method creating exact copies of the parent cell".

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Influence of Temperature on the Photosynthetic Rate of Leaf Disks Science Lab Report

6 pages (1757 words) , Download 4 , Lab Report

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Among several environmental variables, temperature has been known to strongly influence the photosynthetic rate of plants (Blackman, 1905). Classically the effects of temperature on photosynthetic rates follow a parabolic relationship, with rates being low at extremely low and high temperatures and high at moderate temperatures.

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Role of GLUT4 Glucose Transporter Science Essay

19 pages (5310 words) , Download 2 , Essay

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Initially, these monosaccharides have to be activated to high-energy donor molecules to act as precursors for glycan synthesis. This activation process requires nucleoside triphosphates (like UTP or GTP) and a glycosyl-1-phosphate and is catalyzed by a kinase. Three types of sugar transporters carry sugars across the plasma membrane into the cells.

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Velocity Distribution of a Circular Air Jet Science Lab Report

3 pages (896 words) , Download 13 , Lab Report

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Since the Pitot-static tube cannot measure the local velocity at a point because P0 and P are not measured in the same places, the experiment has used a smaller pitot-static tube to reduce the error. However, in this experiment, the error can be considered negligible. A fan supplies air to a nozzle, which can provide a circular uniform jet of air.

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Research Method in Social Science Science Essay

8 pages (2112 words) , Download 3 , Essay

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It is a habit of questioning what you do, and a systematic examination of the observed information to find answers, to institute appropriate changes for a more effective professional service. One’s philosophical orientation might stem from one of the several paradigms and approaches in research – positivist, interpretive, phenomenalist etc.

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Nitrous Oxide as a Greenhouse Gas Science Essay

4 pages (1248 words) , Download 2 , Essay

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Generally speaking, Nitrous oxide is a greenhouse gas that also plays a role in the cycling of stratospheric ozone. Air samples from the lower stratosphere exhibit 15N/14N and 18O/16O enrichment in nitrous oxide, which can be accounted for with a simple model describing an irreversible destruction process.

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Numerical Analysis Science Math Problem

1 pages (493 words) , Download 3 , Math Problem

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These types of problems (especially systems of differential equations) are solved numerically using several similar algorithms which are based on the principles of numerical integration. The definition of the task “solve the differential equation” means “integrate differential equation” so all differential equation numerical solving techniques.

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Science Communication Science Essay

6 pages (1491 words) , Download 2 , Essay

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It is widely believed that the dissemination of scientific information and inculcation of scientific attitude among masses at large is necessary for the progress of a country. Science communicates programmed and activities have a very important role to play in developing a scientifically informed and attitudinally rational society.

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Textual Cohesion in Newspaper Articles Science Book Report/Review

11 pages (3066 words) , Download 2 , Book Report/Review

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Linguistic features contribute to textual unity, which is described by the concept of cohesion apart from other concepts. The textual representation is a central task in the understanding of the text, requiring a format that allows for the interrelation of texts even if they do not share content words but are dealing with similar topics, nonetheless.

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Food Microbiology Science Lab Report

8 pages (2210 words) , Download 2 , Lab Report

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Raw and unprocessed food is naturally contaminated with a range of micro-organisms which may include pathogenic forms. The microbiology laboratory is concerned with testing foods to both determine the level of microbial contamination as well as to ascertain the presence of specific pathogens on foods.

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Total Carbohydrates, Uses and Function of Carbohydrate Science Essay

8 pages (2247 words) , Download 2 , Essay

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The importance of chemical work for medicine and the understanding of organismic functions were often recognized but it was a long way from chemical analysis to an explanation of life processes. The apparent simplicity of these processes proved deceptive. The number of chemically definable units increased with accelerated speed from the beginning of the nineteenth century.

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The Concepts and Myths of the Modern World Science Essay

6 pages (1547 words) , Download 2 , Essay

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It is closely associated with the ethical realm of norms and values. The concrete, spatial transgression of boundaries (between the house, the garden, the street, the country, and the city, as well as between inner and outer space) found above, often symbolizes a transgression of conventional gender norms. (Buchholz et al, 2002).

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Engineering Design Process Science Essay

4 pages (1000 words) , Download 4 , Essay

software), which satisfy some real human need. (EDP, 2006) According to Accreditation Board for Engineering and Technology, "Engineering design is the process of devising a system, component, or process to meet desired needs. It is a decision-making process (often iterative), in which the basic science and mathematics and engineering sciences are applied to convert resources optimally to meet a stated objective.

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Voltage Science Research Paper

3 pages (750 words) , Download 2 , Research Paper

What is the RMS current and what is the instantaneous power dissipated during the surge. If the fire is protected by a 13A fuse, would the fuse blow This question omits to mention the load. Since a load is not specified, it is assumed that the circuit is unloaded.

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Characteristics of Phosgene Science Essay

4 pages (1000 words) , Download 2 , Essay

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Some of them are: Carbonic acid dichloride, Carbonic dichloride, carbon oxychloride, Carbonyl chloride, Choloroformyl chloride. The UN Number of phosgene is UN1076, EINECS Number is 200-870-3, DOT Label (U.S.A.) is PG, and DOT hazard Class (U.S.A.) is Poison A. Its CAS Number is 75-44-5 (Air Liquide, 2006). Phosgene is represented as COCl2, or CCl2O.

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Genetically Engineered Dopamine-Deficient Science Essay

10 pages (2764 words) , Download 2 , Essay

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Besides, the authors tried to determine which exactly components of goal-directed behavior were affected. The experiment was aimed at achieving more precise results because the course of the experiments made it possible to keep dopamine neurons in DD mice intact that enabled control of the mice's ability to restore endogenous dopamine signaling.

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Bioethics regarding Spare Embryos Science Essay

11 pages (3250 words) , Download 2 , Essay

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Proponents and opponents abound in the same manner as the pros and cons proliferate with deep and urging intensity. We must take a stand thinking over all the possible aspects involved in this controversy. At the end of the road, all of us will be winners in this debate as we are growing up in wisdom.

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The Structure of Biological Membrane Science Essay

11 pages (3034 words) , Download 2 , Essay

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For example, the cell’s outer membrane is a selective barrier. It is responsible for the transportation of certain chemical substances from a relatively disorganized environment into the more orderly cellular interior. Because membranes are selectively permeable, they retain certain compounds within cells and specific cellular compartments.

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An Analysis of Cell Components Science Essay

1 pages (433 words) , Download 2 , Essay

A plant consists of many thousands of cells that are used as building blocks (Bowes, 1996). However, as with a house, different types of building blocks are used in different places. Groups of similar cells form a tissue (Bowes, 1996). Living things are constructed of cells. Living things may be unicellular or multicellular.

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Computational fluid dynamics in filters Science Essay

13 pages (3250 words) , Download 2 , Essay

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So, recently many software companies have sprung up that provide requisite software tools for the same (most notably FLUENT). The operational protocol of such companies (e.g. FLUENT) is briefly outlined below.

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The world's oceans, Should Ocean Protected Areas Exist Science Essay

5 pages (1250 words) , Download 2 , Essay

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Marine protected areas are very much essential for restoring fisheries, promoting marine biodiversity and increasing marine productivity. However, equity and fairness should be ensured while determining marine protected areas so that everyone can benefit from it.

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Reflections on Experience of Living and Studying in the UK Science Admission/Application Essay

7 pages (1750 words) , Download 2 , Admission/Application Essay

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The fact that the quality standards for all institutions in the UK are ranked among the best worldwide was a motivation for me to study in the UK. Schools, colleges as well as universities are required to prove that their courses meet strict standards on a continuous basis and thus, the UK’s education system is respected and recognized globally.

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Research Approaches and Methods Science Term Paper

8 pages (2000 words) , Download 5 , Term Paper

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By comparing and contrasting historical methods with other methodologies, a substantive theory can be developed to form a conceptual framework. Such a framework can create a significant bridge between records characteristically produced by historians and the statistical and experimental models typically brought forward by high theorists.

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Scientific Explanation of Black Holes Science Essay

5 pages (1408 words) , Download 3 , Essay

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This book by Seife is a very fundamental book on the fundamental concepts of science including the concept of a black hole. The book starts with the study that for the study of the concepts of science it is necessary that correct and true information is extremely necessary in order to study the various concepts thoroughly. The book then discusses in detail the concepts and basic theory behind the black hole.

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Hypothetical Research Designs Science Research Paper

4 pages (1279 words) , Download 2 , Research Paper

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Researchers are interested in conducting quantitative research when they want to investigate the relation between the variables in some specific situations with the motive of solving the problem. The quantitative form of research is considered to be more valid and accurate. Quantitative research is considered to be scientific, organized, and systematic.

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Research Methodology and Methods Science Term Paper

8 pages (2000 words) , Download 3 , Term Paper

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It is vital for the researcher to have complete knowledge of all available methodologies and then selecting a methodology that is according to research questions and objective. Current chapter focuses on devising methodology adopted for this research and deciding upon data collection methods including primary and secondary resources.

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Science Essays